1026625681domain: NAppears in sequencesa(n) = (7*n + 4)^4.at n=25A017032a(n) = (9*n + 8)^4.at n=19A017260a(n) = (10*n + 9)^4.at n=17A017380a(n) = (11*n + 3)^4.at n=16A017428a(n) = (12*n + 11)^4.at n=14A017656a(n) = the smallest n-digit number with exactly 5 divisors, or 0 if no such number exists.at n=9A174336